358 lines
10 KiB
Diff
358 lines
10 KiB
Diff
--- a/drivers/net/wireless/ath/ath9k/main.c
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+++ b/drivers/net/wireless/ath/ath9k/main.c
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@@ -324,7 +324,6 @@ static void ath_paprd_activate(struct at
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if (!caldata || !caldata->paprd_done)
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return;
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- ath9k_ps_wakeup(sc);
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ar9003_paprd_enable(ah, false);
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for (chain = 0; chain < AR9300_MAX_CHAINS; chain++) {
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if (!(common->tx_chainmask & BIT(chain)))
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@@ -334,7 +333,6 @@ static void ath_paprd_activate(struct at
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}
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ar9003_paprd_enable(ah, true);
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- ath9k_ps_restore(sc);
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}
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static bool ath_paprd_send_frame(struct ath_softc *sc, struct sk_buff *skb, int chain)
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@@ -554,8 +552,11 @@ set_timer:
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if ((sc->sc_ah->caps.hw_caps & ATH9K_HW_CAP_PAPRD) && ah->caldata) {
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if (!ah->caldata->paprd_done)
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ieee80211_queue_work(sc->hw, &sc->paprd_work);
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- else if (!ah->paprd_table_write_done)
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+ else if (!ah->paprd_table_write_done) {
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+ ath9k_ps_wakeup(sc);
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ath_paprd_activate(sc);
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+ ath9k_ps_restore(sc);
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+ }
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}
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}
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@@ -1376,7 +1377,6 @@ static void ath9k_calculate_summary_stat
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ath9k_calculate_iter_data(hw, vif, &iter_data);
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- ath9k_ps_wakeup(sc);
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/* Set BSSID mask. */
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memcpy(common->bssidmask, iter_data.mask, ETH_ALEN);
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ath_hw_setbssidmask(common);
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@@ -1411,7 +1411,6 @@ static void ath9k_calculate_summary_stat
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}
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ath9k_hw_set_interrupts(ah, ah->imask);
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- ath9k_ps_restore(sc);
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/* Set up ANI */
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if ((iter_data.naps + iter_data.nadhocs) > 0) {
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@@ -1457,6 +1456,7 @@ static int ath9k_add_interface(struct ie
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struct ath_vif *avp = (void *)vif->drv_priv;
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int ret = 0;
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+ ath9k_ps_wakeup(sc);
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mutex_lock(&sc->mutex);
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switch (vif->type) {
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@@ -1503,6 +1503,7 @@ static int ath9k_add_interface(struct ie
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ath9k_do_vif_add_setup(hw, vif);
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out:
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mutex_unlock(&sc->mutex);
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+ ath9k_ps_restore(sc);
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return ret;
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}
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@@ -1517,6 +1518,7 @@ static int ath9k_change_interface(struct
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ath_dbg(common, ATH_DBG_CONFIG, "Change Interface\n");
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mutex_lock(&sc->mutex);
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+ ath9k_ps_wakeup(sc);
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/* See if new interface type is valid. */
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if ((new_type == NL80211_IFTYPE_ADHOC) &&
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@@ -1546,6 +1548,7 @@ static int ath9k_change_interface(struct
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ath9k_do_vif_add_setup(hw, vif);
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out:
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+ ath9k_ps_restore(sc);
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mutex_unlock(&sc->mutex);
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return ret;
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}
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@@ -1558,6 +1561,7 @@ static void ath9k_remove_interface(struc
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ath_dbg(common, ATH_DBG_CONFIG, "Detach Interface\n");
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+ ath9k_ps_wakeup(sc);
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mutex_lock(&sc->mutex);
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sc->nvifs--;
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@@ -1569,6 +1573,7 @@ static void ath9k_remove_interface(struc
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ath9k_calculate_summary_state(hw, NULL);
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mutex_unlock(&sc->mutex);
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+ ath9k_ps_restore(sc);
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}
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static void ath9k_enable_ps(struct ath_softc *sc)
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@@ -1809,6 +1814,7 @@ static int ath9k_conf_tx(struct ieee8021
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txq = sc->tx.txq_map[queue];
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+ ath9k_ps_wakeup(sc);
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mutex_lock(&sc->mutex);
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memset(&qi, 0, sizeof(struct ath9k_tx_queue_info));
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@@ -1832,6 +1838,7 @@ static int ath9k_conf_tx(struct ieee8021
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ath_beaconq_config(sc);
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mutex_unlock(&sc->mutex);
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+ ath9k_ps_restore(sc);
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return ret;
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}
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@@ -1908,6 +1915,7 @@ static void ath9k_bss_info_changed(struc
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int slottime;
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int error;
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+ ath9k_ps_wakeup(sc);
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mutex_lock(&sc->mutex);
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if (changed & BSS_CHANGED_BSSID) {
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@@ -2008,6 +2016,7 @@ static void ath9k_bss_info_changed(struc
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}
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mutex_unlock(&sc->mutex);
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+ ath9k_ps_restore(sc);
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}
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static u64 ath9k_get_tsf(struct ieee80211_hw *hw)
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--- a/drivers/net/wireless/ath/ath9k/beacon.c
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+++ b/drivers/net/wireless/ath/ath9k/beacon.c
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@@ -392,14 +392,6 @@ void ath_beacon_tasklet(unsigned long da
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tsf += TU_TO_USEC(ah->config.sw_beacon_response_time);
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tsftu = TSF_TO_TU((tsf * ATH_BCBUF) >>32, tsf * ATH_BCBUF);
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slot = (tsftu % (intval * ATH_BCBUF)) / intval;
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- /*
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- * Reverse the slot order to get slot 0 on the TBTT offset that does
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- * not require TSF adjustment and other slots adding
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- * slot/ATH_BCBUF * beacon_int to timestamp. For example, with
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- * ATH_BCBUF = 4, we process beacon slots as follows: 3 2 1 0 3 2 1 ..
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- * and slot 0 is at correct offset to TBTT.
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- */
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- slot = ATH_BCBUF - slot - 1;
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vif = sc->beacon.bslot[slot];
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ath_dbg(common, ATH_DBG_BEACON,
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@@ -708,7 +700,7 @@ void ath_beacon_config(struct ath_softc
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if (cur_conf->dtim_period == 0)
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cur_conf->dtim_period = 1;
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- switch (iftype) {
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+ switch (sc->sc_ah->opmode) {
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case NL80211_IFTYPE_AP:
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ath_beacon_config_ap(sc, cur_conf);
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break;
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--- a/net/mac80211/rx.c
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+++ b/net/mac80211/rx.c
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@@ -1585,7 +1585,7 @@ ieee80211_drop_unencrypted_mgmt(struct i
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}
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static int
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-__ieee80211_data_to_8023(struct ieee80211_rx_data *rx)
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+__ieee80211_data_to_8023(struct ieee80211_rx_data *rx, bool *port_control)
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{
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struct ieee80211_sub_if_data *sdata = rx->sdata;
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struct ieee80211_hdr *hdr = (struct ieee80211_hdr *)rx->skb->data;
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@@ -1593,6 +1593,7 @@ __ieee80211_data_to_8023(struct ieee8021
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struct ethhdr *ehdr;
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int ret;
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+ *port_control = false;
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if (ieee80211_has_a4(hdr->frame_control) &&
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sdata->vif.type == NL80211_IFTYPE_AP_VLAN && !sdata->u.vlan.sta)
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return -1;
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@@ -1611,12 +1612,16 @@ __ieee80211_data_to_8023(struct ieee8021
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return -1;
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ret = ieee80211_data_to_8023(rx->skb, sdata->vif.addr, sdata->vif.type);
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- if (ret < 0 || !check_port_control)
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+ if (ret < 0)
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return ret;
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ehdr = (struct ethhdr *) rx->skb->data;
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- if (ehdr->h_proto != rx->sdata->control_port_protocol)
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- return -1;
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+ if (ehdr->h_proto == rx->sdata->control_port_protocol) {
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+ *port_control = true;
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+
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+ if (check_port_control)
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+ return -1;
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+ }
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return 0;
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}
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@@ -1916,6 +1921,7 @@ ieee80211_rx_h_data(struct ieee80211_rx_
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struct net_device *dev = sdata->dev;
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struct ieee80211_hdr *hdr = (struct ieee80211_hdr *)rx->skb->data;
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__le16 fc = hdr->frame_control;
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+ bool port_control;
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int err;
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if (unlikely(!ieee80211_is_data(hdr->frame_control)))
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@@ -1932,13 +1938,21 @@ ieee80211_rx_h_data(struct ieee80211_rx_
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sdata->vif.type == NL80211_IFTYPE_AP)
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return RX_DROP_MONITOR;
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- err = __ieee80211_data_to_8023(rx);
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+ err = __ieee80211_data_to_8023(rx, &port_control);
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if (unlikely(err))
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return RX_DROP_UNUSABLE;
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if (!ieee80211_frame_allowed(rx, fc))
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return RX_DROP_MONITOR;
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+ if (rx->sdata->vif.type == NL80211_IFTYPE_AP_VLAN &&
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+ unlikely(port_control) && sdata->bss) {
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+ sdata = container_of(sdata->bss, struct ieee80211_sub_if_data,
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+ u.ap);
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+ dev = sdata->dev;
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+ rx->sdata = sdata;
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+ }
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+
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rx->skb->dev = dev;
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dev->stats.rx_packets++;
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--- a/drivers/net/wireless/ath/ath9k/recv.c
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+++ b/drivers/net/wireless/ath/ath9k/recv.c
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@@ -75,7 +75,6 @@ static void ath_rx_buf_link(struct ath_s
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*sc->rx.rxlink = bf->bf_daddr;
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sc->rx.rxlink = &ds->ds_link;
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- ath9k_hw_rxena(ah);
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}
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static void ath_setdefantenna(struct ath_softc *sc, u32 antenna)
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@@ -426,9 +425,7 @@ u32 ath_calcrxfilter(struct ath_softc *s
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else
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rfilt |= ATH9K_RX_FILTER_BEACON;
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- if ((AR_SREV_9280_20_OR_LATER(sc->sc_ah) ||
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- AR_SREV_9285_12_OR_LATER(sc->sc_ah)) &&
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- (sc->sc_ah->opmode == NL80211_IFTYPE_AP) &&
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+ if ((sc->sc_ah->opmode == NL80211_IFTYPE_AP) ||
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(sc->rx.rxfilter & FIF_PSPOLL))
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rfilt |= ATH9K_RX_FILTER_PSPOLL;
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@@ -486,12 +483,12 @@ start_recv:
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bool ath_stoprecv(struct ath_softc *sc)
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{
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struct ath_hw *ah = sc->sc_ah;
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- bool stopped;
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+ bool stopped, reset = false;
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spin_lock_bh(&sc->rx.rxbuflock);
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ath9k_hw_abortpcurecv(ah);
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ath9k_hw_setrxfilter(ah, 0);
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- stopped = ath9k_hw_stopdmarecv(ah);
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+ stopped = ath9k_hw_stopdmarecv(ah, &reset);
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if (sc->sc_ah->caps.hw_caps & ATH9K_HW_CAP_EDMA)
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ath_edma_stop_recv(sc);
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@@ -506,7 +503,7 @@ bool ath_stoprecv(struct ath_softc *sc)
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"confusing the DMA engine when we start RX up\n");
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ATH_DBG_WARN_ON_ONCE(!stopped);
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}
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- return stopped;
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+ return stopped || reset;
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}
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void ath_flushrecv(struct ath_softc *sc)
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@@ -1767,6 +1764,7 @@ requeue:
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} else {
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list_move_tail(&bf->list, &sc->rx.rxbuf);
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ath_rx_buf_link(sc, bf);
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+ ath9k_hw_rxena(ah);
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}
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} while (1);
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--- a/drivers/net/wireless/ath/ath9k/hw.c
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+++ b/drivers/net/wireless/ath/ath9k/hw.c
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@@ -1249,15 +1249,6 @@ int ath9k_hw_reset(struct ath_hw *ah, st
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ah->txchainmask = common->tx_chainmask;
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ah->rxchainmask = common->rx_chainmask;
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- if ((common->bus_ops->ath_bus_type != ATH_USB) && !ah->chip_fullsleep) {
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- ath9k_hw_abortpcurecv(ah);
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- if (!ath9k_hw_stopdmarecv(ah)) {
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- ath_dbg(common, ATH_DBG_XMIT,
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- "Failed to stop receive dma\n");
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- bChannelChange = false;
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- }
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- }
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-
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if (!ath9k_hw_setpower(ah, ATH9K_PM_AWAKE))
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return -EIO;
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--- a/drivers/net/wireless/ath/ath9k/mac.c
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+++ b/drivers/net/wireless/ath/ath9k/mac.c
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@@ -710,27 +710,46 @@ void ath9k_hw_abortpcurecv(struct ath_hw
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}
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EXPORT_SYMBOL(ath9k_hw_abortpcurecv);
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-bool ath9k_hw_stopdmarecv(struct ath_hw *ah)
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+bool ath9k_hw_stopdmarecv(struct ath_hw *ah, bool *reset)
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{
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#define AH_RX_STOP_DMA_TIMEOUT 10000 /* usec */
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struct ath_common *common = ath9k_hw_common(ah);
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+ u32 mac_status, last_mac_status = 0;
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int i;
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+ /* Enable access to the DMA observation bus */
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+ REG_WRITE(ah, AR_MACMISC,
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+ ((AR_MACMISC_DMA_OBS_LINE_8 << AR_MACMISC_DMA_OBS_S) |
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+ (AR_MACMISC_MISC_OBS_BUS_1 <<
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+ AR_MACMISC_MISC_OBS_BUS_MSB_S)));
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+
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REG_WRITE(ah, AR_CR, AR_CR_RXD);
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/* Wait for rx enable bit to go low */
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for (i = AH_RX_STOP_DMA_TIMEOUT / AH_TIME_QUANTUM; i != 0; i--) {
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if ((REG_READ(ah, AR_CR) & AR_CR_RXE) == 0)
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break;
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+
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+ if (!AR_SREV_9300_20_OR_LATER(ah)) {
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+ mac_status = REG_READ(ah, AR_DMADBG_7) & 0x7f0;
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+ if (mac_status == 0x1c0 && mac_status == last_mac_status) {
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+ *reset = true;
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+ break;
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+ }
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+
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+ last_mac_status = mac_status;
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+ }
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+
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udelay(AH_TIME_QUANTUM);
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}
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if (i == 0) {
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ath_err(common,
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- "DMA failed to stop in %d ms AR_CR=0x%08x AR_DIAG_SW=0x%08x\n",
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+ "DMA failed to stop in %d ms AR_CR=0x%08x AR_DIAG_SW=0x%08x DMADBG_7=0x%08x\n",
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AH_RX_STOP_DMA_TIMEOUT / 1000,
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REG_READ(ah, AR_CR),
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- REG_READ(ah, AR_DIAG_SW));
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+ REG_READ(ah, AR_DIAG_SW),
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+ REG_READ(ah, AR_DMADBG_7));
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return false;
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} else {
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return true;
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--- a/drivers/net/wireless/ath/ath9k/mac.h
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+++ b/drivers/net/wireless/ath/ath9k/mac.h
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@@ -695,7 +695,7 @@ bool ath9k_hw_setrxabort(struct ath_hw *
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void ath9k_hw_putrxbuf(struct ath_hw *ah, u32 rxdp);
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void ath9k_hw_startpcureceive(struct ath_hw *ah, bool is_scanning);
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void ath9k_hw_abortpcurecv(struct ath_hw *ah);
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-bool ath9k_hw_stopdmarecv(struct ath_hw *ah);
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+bool ath9k_hw_stopdmarecv(struct ath_hw *ah, bool *reset);
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int ath9k_hw_beaconq_setup(struct ath_hw *ah);
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/* Interrupt Handling */
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